冷水箱用闭孔绝缘材料(37201)
Detalles
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类号 L17 |
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项目编号 37201 |
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项目名 冷水箱用闭孔绝缘材料 |
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项目名(en) Closed cell insulation used in chilled water tanks |
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COOR √ |
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HARM √ |